CH553242A - PROCESS FOR THE PRODUCTION OF FLUORESCENT COMPOUNDS. - Google Patents
PROCESS FOR THE PRODUCTION OF FLUORESCENT COMPOUNDS.Info
- Publication number
- CH553242A CH553242A CH119371A CH119371A CH553242A CH 553242 A CH553242 A CH 553242A CH 119371 A CH119371 A CH 119371A CH 119371 A CH119371 A CH 119371A CH 553242 A CH553242 A CH 553242A
- Authority
- CH
- Switzerland
- Prior art keywords
- production
- fluorescent compounds
- fluorescent
- compounds
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D235/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings
- C07D235/02—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings condensed with carbocyclic rings or ring systems
- C07D235/04—Benzimidazoles; Hydrogenated benzimidazoles
- C07D235/06—Benzimidazoles; Hydrogenated benzimidazoles with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached in position 2
- C07D235/16—Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
- C09B23/10—The polymethine chain containing an even number of >CH- groups
- C09B23/102—The polymethine chain containing an even number of >CH- groups two heterocyclic rings linked carbon-to-carbon
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Plural Heterocyclic Compounds (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19702005968 DE2005968C3 (en) | 1970-02-10 | 1970-02-10 | Process for the preparation of substituted 2- (3-coumarinyl) -13-dialkylbenzimidazolium salts |
DE19702011500 DE2011500A1 (en) | 1970-03-11 | 1970-03-11 | Fluorescent compsns prodn |
Publications (1)
Publication Number | Publication Date |
---|---|
CH553242A true CH553242A (en) | 1974-08-30 |
Family
ID=25758626
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH119371A CH553242A (en) | 1970-02-10 | 1971-01-27 | PROCESS FOR THE PRODUCTION OF FLUORESCENT COMPOUNDS. |
Country Status (6)
Country | Link |
---|---|
US (1) | US3766199A (en) |
BE (1) | BE762734A (en) |
CH (1) | CH553242A (en) |
FR (1) | FR2078267A5 (en) |
GB (1) | GB1331144A (en) |
NL (1) | NL7101589A (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2144591C3 (en) * | 1971-09-07 | 1980-12-18 | Basf Ag, 6700 Ludwigshafen | Fluorescent dyes, their manufacture and their use |
GB1435704A (en) * | 1972-09-20 | 1976-05-12 | Ciba Geigy Ag | Bisazomethine metal complexes |
CH117273A4 (en) * | 1973-01-26 | 1976-07-15 | ||
US6169185B1 (en) * | 1999-02-25 | 2001-01-02 | Day-Glo Color Corp. | Ink jet printing inks |
-
1971
- 1971-01-27 CH CH119371A patent/CH553242A/en not_active IP Right Cessation
- 1971-02-03 US US00112453A patent/US3766199A/en not_active Expired - Lifetime
- 1971-02-05 FR FR7103950A patent/FR2078267A5/fr not_active Expired
- 1971-02-05 NL NL7101589A patent/NL7101589A/xx unknown
- 1971-02-10 BE BE762734A patent/BE762734A/en unknown
- 1971-04-19 GB GB2141471A patent/GB1331144A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE762734A (en) | 1971-08-10 |
NL7101589A (en) | 1971-08-12 |
GB1331144A (en) | 1973-09-19 |
US3766199A (en) | 1973-10-16 |
FR2078267A5 (en) | 1971-11-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |